{1}

import sys

sys.stdin = open('input.txt')
N = int(input())
val0 = int(input())
lenS = 1
maxLenS = 1
for i in range(N-1):
    val1 = int(input())
    if val1 <= val0:
        lenS += 1
    elif lenS > maxLenS:
        maxLenS = lenS
        lenS = 1
    else:
        lenS = 1
    val0 = val1
print(maxLenS)